Weather Records on 9 October 1986

556 weather records were set or tied worldwide on 9 October 1986. Highest significance: Kenai AP, US.

Key Facts for 9 October 1986

On 9 October 1986, 556 weather records were set or tied at long-record stations worldwide.
132 were record highs and 77 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 17 monthly and 539 daily.
Kenai AP set a daily record precipitation of 40.6 mm (1.6 in) on 9 October 1986.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 467 records.

Record Map

556 stations

556 station records on 9 October 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 October 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kenai AP	United States	Record daily precipitation	40.6 mm (1.6 in)	72 of 100 (Major)
Sandheads	India	Record daily precipitation	149.1 mm (5.9 in)	61 of 100 (Major)
Mexicali (Dge)	Mexico	Record daily precipitation	47.8 mm (1.9 in)	55 of 100 (Notable)
Cradock	Australia	Record daily precipitation	41.0 mm (1.6 in)	54 of 100 (Notable)
Mengzi	China	Record daily precipitation	54.7 mm (2.2 in)	53 of 100 (Notable)
Yardea	Australia	Record daily precipitation	30.8 mm (1.2 in)	52 of 100 (Notable)
Yaninee	Australia	Record daily precipitation	29.0 mm (1.1 in)	52 of 100 (Notable)
Taquarucu	Brazil	Record daily precipitation	67.8 mm (2.7 in)	51 of 100 (Notable)
Dapto West (Stane Dykes)	Australia	Record daily precipitation	60.6 mm (2.4 in)	50 of 100 (Notable)
Presa Rodriguez	Mexico	Record daily precipitation	26.9 mm (1.1 in)	50 of 100 (Notable)
El Cuchillo	Mexico	Record daily precipitation	67.8 mm (2.7 in)	50 of 100 (Notable)
Spitskop (Agr)	South Africa	Record daily precipitation	55.0 mm (2.2 in)	50 of 100 (Notable)
Banana Post Office	Australia	Record daily precipitation	54.0 mm (2.1 in)	48 of 100 (Notable)
Thurlga	Australia	Record daily precipitation	34.0 mm (1.3 in)	42 of 100 (Notable)
Chuxiong	China	Record daily precipitation	44.1 mm (1.7 in)	42 of 100 (Notable)
Syracuse 1NE	United States	Record daily precipitation	30.0 mm (1.2 in)	42 of 100 (Notable)
Westwood Store	Australia	Record daily precipitation	52.8 mm (2.1 in)	41 of 100 (Notable)
Barfield	Australia	Record daily precipitation	52.8 mm (2.1 in)	41 of 100 (Notable)
Malpaso	Mexico	Record daily precipitation	67.1 mm (2.6 in)	41 of 100 (Notable)
Vastervik	Sweden	Record low minimum temperature	-2.5 C (27.5 F)	41 of 100 (Notable)
Simmesport	United States	Record daily precipitation	45.7 mm (1.8 in)	40 of 100 (Notable)
Dubbo (Darling Street)	Australia	Record daily precipitation	25.2 mm (1.0 in)	39 of 100 (Notable)
Montenegro	Brazil	Record daily precipitation	55.8 mm (2.2 in)	39 of 100 (Notable)
El Centro 2 SSW	United States	Record daily precipitation	52.3 mm (2.1 in)	39 of 100 (Notable)
Quilberry Station	Australia	Record daily precipitation	35.6 mm (1.4 in)	38 of 100 (Notable)
Roxby Downs Station	Australia	Record daily precipitation	25.6 mm (1.0 in)	37 of 100 (Notable)
Mogil Mogil (Benimora)	Australia	Record daily precipitation	31.0 mm (1.2 in)	37 of 100 (Notable)
Calvillo (Smn)	Mexico	Record daily precipitation	30.5 mm (1.2 in)	37 of 100 (Notable)
Calero Camp	Puerto Rico [United States]	Record daily precipitation	63.5 mm (2.5 in)	37 of 100 (Notable)
Jambin Post Office	Australia	Record daily precipitation	45.0 mm (1.8 in)	36 of 100 (Notable)
Belvedere	Australia	Record daily precipitation	36.2 mm (1.4 in)	36 of 100 (Notable)
Kirensk	Russia	Record high maximum temperature	14.2 C (57.6 F)	36 of 100 (Notable)
Brownsville	United States	Record high maximum temperature	35.6 C (96.1 F)	35 of 100 (Notable)
Brownsville	United States	Record daily precipitation	56.4 mm (2.2 in)	35 of 100 (Notable)
Nova Palmira	Brazil	Record daily precipitation	62.3 mm (2.5 in)	34 of 100 (Routine)
Tbilisi	Georgia	Record low minimum temperature	3.6 C (38.5 F)	34 of 100 (Routine)
La Labor (Smn)	Mexico	Record daily precipitation	49.8 mm (2.0 in)	34 of 100 (Routine)
Santa Barbara	United States	Record high minimum temperature	17.2 C (63.0 F)	34 of 100 (Routine)
Fulton 3 W	United States	Record daily precipitation	45.2 mm (1.8 in)	34 of 100 (Routine)
Gulfport Naval Ctr	United States	Record daily precipitation	68.6 mm (2.7 in)	34 of 100 (Routine)
Paris	United States	Record daily precipitation	32.3 mm (1.3 in)	34 of 100 (Routine)
Babbiloora Station	Australia	Record daily precipitation	34.0 mm (1.3 in)	33 of 100 (Routine)
Springwood Station	Australia	Record daily precipitation	71.3 mm (2.8 in)	33 of 100 (Routine)
Warrigul Railway Station	Australia	Record daily precipitation	26.0 mm (1.0 in)	32 of 100 (Routine)
Birraban	Australia	Record daily precipitation	29.0 mm (1.1 in)	32 of 100 (Routine)
Blinman	Australia	Record daily precipitation	27.2 mm (1.1 in)	30 of 100 (Routine)
Hawker	Australia	Record daily precipitation	29.2 mm (1.1 in)	30 of 100 (Routine)
Wollondilly (Bullio)	Australia	Record daily precipitation	25.0 mm (1.0 in)	30 of 100 (Routine)
Blackville 3 W	United States	Record daily precipitation	64.0 mm (2.5 in)	30 of 100 (Routine)
Orlando Intl AP	United States	Record daily precipitation	53.3 mm (2.1 in)	30 of 100 (Routine)
Spring Creek Station	Australia	Record daily precipitation	77.0 mm (3.0 in)	29 of 100 (Routine)
Betanga	Australia	Record daily precipitation	27.0 mm (1.1 in)	29 of 100 (Routine)
Malakoff	Australia	Record daily precipitation	26.0 mm (1.0 in)	29 of 100 (Routine)
Bibaringa	Australia	Record daily precipitation	32.2 mm (1.3 in)	29 of 100 (Routine)
Valentine Nwr	United States	Record daily snowfall	5.1 cm (2.0 in)	29 of 100 (Routine)
Wyseby	Australia	Record daily precipitation	30.2 mm (1.2 in)	28 of 100 (Routine)
Canberra Forestry	Australia	Record daily precipitation	25.9 mm (1.0 in)	28 of 100 (Routine)
Irkutsk	Russia	Record high minimum temperature	5.0 C (41.0 F)	28 of 100 (Routine)
Davenport Downs Station	Australia	Record daily precipitation	29.4 mm (1.2 in)	27 of 100 (Routine)
Biloela Dpi	Australia	Record daily precipitation	28.4 mm (1.1 in)	27 of 100 (Routine)

Counts by Type and Timescale

556 records

Records set or tied on 9 October 1986 by type: Highest daily maximum 63, Lowest daily maximum 39, Highest daily minimum 69, Lowest daily minimum 38, Heaviest daily rainfall 342, Heaviest daily snowfall 1, Deepest snow cover 4.

Records on 9 October 1986 by type
Record type	Records
Highest daily maximum	63
Lowest daily maximum	39
Highest daily minimum	69
Lowest daily minimum	38
Heaviest daily rainfall	342
Heaviest daily snowfall	1
Deepest snow cover	4

Records on 9 October 1986 by timescale: all-time 0, monthly 17, daily 539.

How Much Records Were Beaten By

475 broken records

Margins by which the 475 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 108.7. Ties are not counted.

Top 20 by Significance

9 October 1986

Top 20 records on 9 October 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 October 1986	Kenai AP, US	daily rain	40.6 mm (1.6 in)	23.8 mm (0.9 in)	81 years	72 of 100 (Major)
9 October 1986	Sandheads, IN	daily rain	149.1 mm (5.9 in)	108.7 mm (4.3 in)	60 years	61 of 100 (Major)
9 October 1986	Mexicali (Dge), MX	daily rain	47.8 mm (1.9 in)	47.8 mm (1.9 in)	37 years	55 of 100 (Notable)
9 October 1986	Cradock, AU	daily rain	41.0 mm (1.6 in)	26.8 mm (1.1 in)	35 years	54 of 100 (Notable)
9 October 1986	Mengzi, CN	daily rain	54.7 mm (2.2 in)	37.1 mm (1.5 in)	35 years	53 of 100 (Notable)
9 October 1986	Yardea, AU	daily rain	30.8 mm (1.2 in)	19.6 mm (0.8 in)	37 years	52 of 100 (Notable)
9 October 1986	Yaninee, AU	daily rain	29.0 mm (1.1 in)	22.6 mm (0.9 in)	51 years	52 of 100 (Notable)
9 October 1986	Taquarucu, BR	daily rain	67.8 mm (2.7 in)	47.4 mm (1.9 in)	29 years	51 of 100 (Notable)
9 October 1986	Dapto West (Stane Dykes), AU	daily rain	60.6 mm (2.4 in)	40.3 mm (1.6 in)	68 years	50 of 100 (Notable)
9 October 1986	Presa Rodriguez, MX	daily rain	26.9 mm (1.1 in)	20.5 mm (0.8 in)	20 years	50 of 100 (Notable)
9 October 1986	El Cuchillo, MX	daily rain	67.8 mm (2.7 in)	53.3 mm (2.1 in)	43 years	50 of 100 (Notable)
9 October 1986	Spitskop (Agr), ZA	daily rain	55.0 mm (2.2 in)	45.8 mm (1.8 in)	15 years	50 of 100 (Notable)
9 October 1986	Banana Post Office, AU	daily rain	54.0 mm (2.1 in)	21.2 mm (0.8 in)	76 years	48 of 100 (Notable)
9 October 1986	Thurlga, AU	daily rain	34.0 mm (1.3 in)	25.6 mm (1.0 in)	1 year	42 of 100 (Notable)
9 October 1986	Chuxiong, CN	daily rain	44.1 mm (1.7 in)	26.3 mm (1.0 in)	27 years	42 of 100 (Notable)
9 October 1986	Syracuse 1NE, US	daily rain	30.0 mm (1.2 in)	19.8 mm (0.8 in)	48 years	42 of 100 (Notable)
9 October 1986	Westwood Store, AU	daily rain	52.8 mm (2.1 in)	22.3 mm (0.9 in)	33 years	41 of 100 (Notable)
9 October 1986	Barfield, AU	daily rain	52.8 mm (2.1 in)	38.1 mm (1.5 in)	21 years	41 of 100 (Notable)
9 October 1986	Malpaso, MX	monthly rain	67.1 mm (2.6 in)	17.3 mm (0.7 in)	23 years	41 of 100 (Notable)
9 October 1986	Vastervik, SE	daily low min	-2.5 C (27.5 F)	1.0 C (1.8 F)	98 years	41 of 100 (Notable)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1793 to 1986

Records set or tied on this calendar date in each year from 1793 to 1986. 1986 had 556 records.

Counts for years before the ledger starts come from the same station rules.

Records on 10-09 in each year
Year	Records
1793	1
1795	1
1802	1
1834	1
1837	1
1846	2
1847	1
1854	2
1858	1
1861	1
1864	2
1865	3
1866	1
1867	2
1869	1
1870	2
1875	1
1876	2
1877	2
1879	2
1881	1
1882	1
1884	1
1885	1
1886	1
1887	2
1888	6
1889	1
1890	1
1891	1
1893	5
1895	7
1896	4
1897	1
1898	3
1899	5
1900	5
1901	2
1902	3
1903	15
1904	8
1905	14
1906	29
1907	6
1908	19
1909	34
1910	20
1911	16
1912	23
1913	57
1914	22
1915	25
1916	126
1917	65
1918	16
1919	68
1920	36
1921	217
1922	40
1923	72
1924	95
1925	272
1926	123
1927	107
1928	290
1929	196
1930	276
1931	298
1932	271
1933	187
1934	298
1935	208
1936	569
1937	405
1938	462
1939	877
1940	119
1941	570
1942	330
1943	442
1944	144
1945	539
1946	317
1947	277
1948	438
1949	1,531
1950	618
1951	347
1952	658
1953	343
1954	341
1955	643
1956	468
1957	256
1958	639
1959	1,432
1960	397
1961	622
1962	508
1963	474
1964	841
1965	349
1966	489
1967	347
1968	538
1969	389
1970	1,805
1971	423
1972	371
1973	1,454
1974	513
1975	552
1976	1,448
1977	586
1978	589
1979	914
1980	627
1981	653
1982	1,579
1983	548
1984	579
1985	1,724
1986	556
1987	850
1988	1,060
1989	679
1990	1,714
1991	707
1992	1,050
1993	1,043
1994	772
1995	1,139
1996	1,047
1997	2,113
1998	622
1999	1,017
2000	3,177
2001	855
2002	701
2003	1,386
2004	665
2005	807
2006	640
2007	1,450
2008	473
2009	1,772
2010	1,311
2011	1,046
2012	706
2013	562
2014	652
2015	780
2016	463
2017	1,457
2018	1,290
2019	964
2020	738
2021	751
2022	696
2023	643
2024	963
2025	503
2026	691

Download the Data

Data for records on 1986-10-09: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	425
20 to 40	38
40 to 60	10
60 to 80	1
80 to 100	0
100 to 120	1